Improve public pages

services/tenant/app/models/__init__.py

@@ -13,6 +13,7 @@ AuditLog = create_audit_log_model(Base)
 
 # Import all models to register them with the Base metadata
 from .tenants import Tenant, TenantMember, Subscription
+from .coupon import CouponModel, CouponRedemptionModel
 
 # List all models for easier access
 __all__ = [
@@ -20,4 +21,6 @@ __all__ = [
     "TenantMember",
     "Subscription",
     "AuditLog",
+    "CouponModel",
+    "CouponRedemptionModel",
 ]